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General Order 64-A

 

Appendix B

 

Mechanical And Loading Data For Conductors

 

TABLE 18

CHARACTERISTICS OF SOFT DRAWN COPPER WIRE STRANDED DOUBLE BRAIDED WEATHERPROOF

WIND AND ICE LOADS

Size

External Diameter

Strand Diameter

Number strands

Area Conductor, sq. in.

Ultimate tension in pounds

Loading Per Linear Foot of Conductor, Pounds

Light Loading District

Heavy Loading District

Vertical Conductor only

Horizontal -Wind, 8 lbs per square foot

Resultant Load

Vertical, Conductor + inch Ice

Horizontal -Wind 6 Lbs per Sq. Ft. on Conductor + inch Ice

Resultant Load

1,000,000 C.M.

1.500

0.1284

61

0.7898

26,350

3.456

0.999

3.600

4.696

1.250

4.860

800,000 C.M.

1.344

.1148

61

.6314

20,150

2.799

.895

2.920

3.939

1.172

4.110

500,000 C.M.

1.125

.1162

37

.3927

12,650

1.765

.749

1.910

2.765

1.062

2.960

300,000 C.M.

0.938

.1257

19

.2356

8,200

1.083

.625

1.250

1.975

0.969

2.200

250,000 C.M.

.906

.1147

19

.1963

6,500

0.907

.603

1.090

1.779

.953

2.020

0000

.710

.1739

7

.1662

6,060

.745

.473

0.883

1.495

.855

1.720

000

.660

.1548

7

.1318

4,810

.604

.440

.747

1.324

.830

1.560

00

.600

.1379

7

.1045

3,010

.482

.400

.626

1.164

.800

1.410

0

.540

.1228

7

.0829

2,395

.388

.360

.530

1.033

.770

1.290

1

.470

.1093

7

.0657

2,140

.303

.313

.435

0.904

.735

1.160

2

.430

.0974

7

.0521

1,980

.246

.286

.377

.822

.715

1.090

4

.330

.0772

7

.0327

1,240

.155

.220

.269

.669

.665

0.943

6

.290

.0612

7

.0206

780

.103

.193

.219

.593

.645

.876

8

.250

.0486

7

.0130

490

.068

.166

.179

.533

.625

.821